diff --git a/webapp/src/App.tsx b/webapp/src/App.tsx
index 68036d4c4..ddc9c1daf 100644
--- a/webapp/src/App.tsx
+++ b/webapp/src/App.tsx
@@ -9,10 +9,11 @@ import { UserSettingsMenu } from './components/header/UserSettingsMenu';
 import { PluginGallery } from './components/open-api-plugins/PluginGallery';
 import { BackendProbe, ChatView, Error, Loading, Login } from './components/views';
 import { useChat } from './libs/hooks';
+import { AlertType } from './libs/models/AlertType';
 import { useAppDispatch, useAppSelector } from './redux/app/hooks';
 import { RootState } from './redux/app/store';
 import { FeatureKeys } from './redux/features/app/AppState';
-import { setActiveUserInfo, setServiceOptions } from './redux/features/app/appSlice';
+import { addAlert, setActiveUserInfo, setServiceOptions } from './redux/features/app/appSlice';
 import { semanticKernelDarkTheme, semanticKernelLightTheme } from './styles';
 
 export const useClasses = makeStyles({
@@ -81,6 +82,18 @@ const App: FC = () => {
                                 username: account.name ?? account.username,
                             }),
                         );
+
+                        // Privacy disclaimer for internal Microsoft users
+                        if (account.username.split('@')[1] === 'microsoft.com') {
+                            dispatch(
+                                addAlert({
+                                    message:
+                                        'By using Chat Copilot, you agree to protect sensitive data, not store it in chat, and allow chat history collection for service improvements. This tool is for internal use only.',
+                                    type: AlertType.Info,
+                                }),
+                            );
+                        }
+
                         setAppState(AppState.LoadingChats);
                     }
                 } else {
diff --git a/webapp/src/components/chat/ChatInput.tsx b/webapp/src/components/chat/ChatInput.tsx
index 14c863555..15c387097 100644
--- a/webapp/src/components/chat/ChatInput.tsx
+++ b/webapp/src/components/chat/ChatInput.tsx
@@ -183,6 +183,8 @@ export const ChatInput: React.FC<ChatInputProps> = ({ isDraggingOver, onDragLeav
             <Alerts />
             <div className={classes.content}>
                 <Textarea
+                    title="Chat input"
+                    aria-label="Chat input field. Click enter to submit input."
                     ref={textAreaRef}
                     id="chat-input"
                     resize="vertical"
@@ -245,6 +247,8 @@ export const ChatInput: React.FC<ChatInputProps> = ({ isDraggingOver, onDragLeav
                         appearance="transparent"
                         icon={<AttachRegular />}
                         onClick={() => documentFileRef.current?.click()}
+                        title="Attach file"
+                        aria-label="Attach file button"
                     />
                     {documentImporting && <Spinner size="tiny" />}
                 </div>
@@ -258,6 +262,8 @@ export const ChatInput: React.FC<ChatInputProps> = ({ isDraggingOver, onDragLeav
                         />
                     )}
                     <Button
+                        title="Submit"
+                        aria-label="Submit message"
                         appearance="transparent"
                         icon={<SendRegular />}
                         onClick={() => {
diff --git a/webapp/src/components/chat/ChatWindow.tsx b/webapp/src/components/chat/ChatWindow.tsx
index 52b6382ba..aed907b52 100644
--- a/webapp/src/components/chat/ChatWindow.tsx
+++ b/webapp/src/components/chat/ChatWindow.tsx
@@ -149,18 +149,38 @@ export const ChatWindow: React.FC = () => {
                         </>
                     )}
                     <TabList selectedValue={selectedTab} onTabSelect={onTabSelect}>
-                        <Tab data-testid="chatTab" id="chat" value="chat">
+                        <Tab data-testid="chatTab" id="chat" value="chat" aria-label="Chat Tab" title="Chat Tab">
                             Chat
                         </Tab>
-                        <Tab data-testid="documentsTab" id="documents" value="documents">
+                        <Tab
+                            data-testid="documentsTab"
+                            id="documents"
+                            value="documents"
+                            aria-label="Documents Tab"
+                            title="Documents Tab"
+                        >
                             Documents
                         </Tab>
                         {features[FeatureKeys.PluginsPlannersAndPersonas].enabled && (
                             <>
-                                <Tab data-testid="plansTab" id="plans" value="plans" icon={<Map16Regular />}>
+                                <Tab
+                                    data-testid="plansTab"
+                                    id="plans"
+                                    value="plans"
+                                    icon={<Map16Regular />}
+                                    aria-label="Plans Tab"
+                                    title="Plans Tab"
+                                >
                                     Plans
                                 </Tab>
-                                <Tab data-testid="personaTab" id="persona" value="persona" icon={<Person16Regular />}>
+                                <Tab
+                                    data-testid="personaTab"
+                                    id="persona"
+                                    value="persona"
+                                    icon={<Person16Regular />}
+                                    aria-label="Persona Tab"
+                                    title="Persona Tab"
+                                >
                                     Persona
                                 </Tab>
                             </>
diff --git a/webapp/src/components/chat/chat-history/ChatHistoryItem.tsx b/webapp/src/components/chat/chat-history/ChatHistoryItem.tsx
index 859fbfeba..261ab0fab 100644
--- a/webapp/src/components/chat/chat-history/ChatHistoryItem.tsx
+++ b/webapp/src/components/chat/chat-history/ChatHistoryItem.tsx
@@ -1,7 +1,7 @@
 // Copyright (c) Microsoft. All rights reserved.
 
 import { Persona, Text, makeStyles, mergeClasses, shorthands } from '@fluentui/react-components';
-import { ThumbDislike24Filled, ThumbLike16Filled } from '@fluentui/react-icons';
+import { ThumbDislikeFilled, ThumbLikeFilled } from '@fluentui/react-icons';
 import React from 'react';
 import { GetResponseOptions, useChat } from '../../../libs/hooks/useChat';
 import { AuthorRoles, ChatMessageType, IChatMessage, UserFeedback } from '../../../libs/models/ChatMessage';
@@ -139,11 +139,11 @@ export const ChatHistoryItem: React.FC<ChatHistoryItemProps> = ({ message, getRe
                 {content}
                 {showShowRLHFMessage && <UserFeedbackActions messageIndex={messageIndex} />}
             </div>
-            {showShowRLHFMessage && message.userFeedback === UserFeedback.Positive && (
-                <ThumbLike16Filled color="gray" />
+            {features[FeatureKeys.RLHF].enabled && message.userFeedback === UserFeedback.Positive && (
+                <ThumbLikeFilled color="gray" />
             )}
-            {showShowRLHFMessage && message.userFeedback === UserFeedback.Negative && (
-                <ThumbDislike24Filled color="gray" />
+            {features[FeatureKeys.RLHF].enabled && message.userFeedback === UserFeedback.Negative && (
+                <ThumbDislikeFilled color="gray" />
             )}
         </div>
     );
diff --git a/webapp/src/components/chat/chat-list/ChatListItem.tsx b/webapp/src/components/chat/chat-list/ChatListItem.tsx
index c32f3c1ee..b12dad6c5 100644
--- a/webapp/src/components/chat/chat-list/ChatListItem.tsx
+++ b/webapp/src/components/chat/chat-list/ChatListItem.tsx
@@ -1,17 +1,6 @@
-import {
-    makeStyles,
-    mergeClasses,
-    Persona,
-    Popover,
-    PopoverSurface,
-    PopoverTrigger,
-    shorthands,
-    Text,
-    tokens,
-} from '@fluentui/react-components';
+import { makeStyles, mergeClasses, Persona, shorthands, Text, tokens } from '@fluentui/react-components';
 import { ShieldTask16Regular } from '@fluentui/react-icons';
 import { FC, useState } from 'react';
-import { Constants } from '../../../Constants';
 import { useAppDispatch, useAppSelector } from '../../../redux/app/hooks';
 import { RootState } from '../../../redux/app/store';
 import { FeatureKeys } from '../../../redux/features/app/AppState';
@@ -121,77 +110,61 @@ export const ChatListItem: FC<IChatListItemProps> = ({
 
     const time = timestampToDateString(timestamp);
     return (
-        <Popover
-            openOnHover={!isSelected}
-            mouseLeaveDelay={0}
-            positioning={{
-                position: 'after',
-                autoSize: 'width',
-            }}
+        <div
+            className={mergeClasses(classes.root, isSelected && classes.selected)}
+            onClick={onClick}
+            title={`Chat: ${header}`}
+            aria-label={`Chat list item: ${header}`}
         >
-            <PopoverTrigger disableButtonEnhancement>
-                <div className={mergeClasses(classes.root, isSelected && classes.selected)} onClick={onClick}>
-                    <Persona
-                        avatar={{ image: { src: botProfilePicture } }}
-                        presence={
-                            !features[FeatureKeys.SimplifiedExperience].enabled ? { status: 'available' } : undefined
-                        }
-                    />
-                    {editingTitle ? (
-                        <EditChatName
-                            name={header}
+            <Persona
+                avatar={{ image: { src: botProfilePicture } }}
+                presence={!features[FeatureKeys.SimplifiedExperience].enabled ? { status: 'available' } : undefined}
+            />
+            {editingTitle ? (
+                <EditChatName
+                    name={header}
+                    chatId={id}
+                    exitEdits={() => {
+                        setEditingTitle(false);
+                    }}
+                />
+            ) : (
+                <>
+                    <div className={classes.body}>
+                        <div className={classes.header}>
+                            <Text className={classes.title} title={header}>
+                                {header}
+                                {features[FeatureKeys.AzureContentSafety].enabled && (
+                                    <ShieldTask16Regular className={classes.protectedIcon} />
+                                )}
+                            </Text>
+                            {!features[FeatureKeys.SimplifiedExperience].enabled && (
+                                <Text className={classes.timestamp} size={300}>
+                                    {time}
+                                </Text>
+                            )}
+                        </div>
+                        {showPreview && (
+                            <>
+                                {
+                                    <Text id={`message-preview-${id}`} size={200} className={classes.previewText}>
+                                        {preview}
+                                    </Text>
+                                }
+                            </>
+                        )}
+                    </div>
+                    {showActions && (
+                        <ListItemActions
                             chatId={id}
-                            exitEdits={() => {
-                                setEditingTitle(false);
+                            chatName={header}
+                            onEditTitleClick={() => {
+                                setEditingTitle(true);
                             }}
                         />
-                    ) : (
-                        <>
-                            <div className={classes.body}>
-                                <div className={classes.header}>
-                                    <Text className={classes.title} title={header}>
-                                        {header}
-                                        {features[FeatureKeys.AzureContentSafety].enabled && (
-                                            <ShieldTask16Regular className={classes.protectedIcon} />
-                                        )}
-                                    </Text>
-                                    {!features[FeatureKeys.SimplifiedExperience].enabled && (
-                                        <Text className={classes.timestamp} size={300}>
-                                            {time}
-                                        </Text>
-                                    )}
-                                </div>
-                                {showPreview && (
-                                    <>
-                                        {
-                                            <Text
-                                                id={`message-preview-${id}`}
-                                                size={200}
-                                                className={classes.previewText}
-                                            >
-                                                {preview}
-                                            </Text>
-                                        }
-                                    </>
-                                )}
-                            </div>
-                            {showActions && (
-                                <ListItemActions
-                                    chatId={id}
-                                    chatName={header}
-                                    onEditTitleClick={() => {
-                                        setEditingTitle(true);
-                                    }}
-                                />
-                            )}
-                        </>
                     )}
-                </div>
-            </PopoverTrigger>
-            <PopoverSurface className={classes.popoverSurface}>
-                <Text weight="bold">{Constants.bot.profile.fullName}</Text>
-                <Text>{time}</Text>
-            </PopoverSurface>
-        </Popover>
+                </>
+            )}
+        </div>
     );
 };
diff --git a/webapp/src/components/chat/chat-list/ChatListSection.tsx b/webapp/src/components/chat/chat-list/ChatListSection.tsx
index ab1131cf8..0bd67ce75 100644
--- a/webapp/src/components/chat/chat-list/ChatListSection.tsx
+++ b/webapp/src/components/chat/chat-list/ChatListSection.tsx
@@ -47,8 +47,10 @@ export const ChatListSection: React.FC<IChatListSectionProps> = ({ header, conve
                 const lastMessage = messages[convo.messages.length - 1];
                 const isSelected = id === selectedId;
 
+                /* Regex to match the Copilot timestamp format that is used as the default chat name. 
+                The format is: 'Copilot @ MM/DD/YYYY, hh:mm:ss AM/PM'. */
                 const autoGeneratedTitleRegex =
-                    /Copilot @ [0-9]{1,2}\/[0-9]{1,2}\/[0-9]{1,4}, [0-9]{2}:[0-9]{2}:[0-9]{2} [A,P]M/;
+                    /Copilot @ [0-9]{1,2}\/[0-9]{1,2}\/[0-9]{1,4}, [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2} [A,P]M/;
                 const firstUserMessage = messages.find(
                     (message) => message.authorRole !== AuthorRoles.Bot && message.type === ChatMessageType.Message,
                 );
diff --git a/webapp/src/components/chat/chat-list/ListItemActions.tsx b/webapp/src/components/chat/chat-list/ListItemActions.tsx
index 48391dcbf..0e38d9851 100644
--- a/webapp/src/components/chat/chat-list/ListItemActions.tsx
+++ b/webapp/src/components/chat/chat-list/ListItemActions.tsx
@@ -48,14 +48,19 @@ export const ListItemActions: React.FC<IListItemActionsProps> = ({ chatId, chatN
     return (
         <div className={classes.root}>
             <Tooltip content={'Edit chat name'} relationship="label">
-                <Button icon={<Edit />} appearance="transparent" aria-label="Edit" onClick={onEditTitleClick} />
+                <Button
+                    icon={<Edit />}
+                    appearance="transparent"
+                    aria-label="Edit chat name"
+                    onClick={onEditTitleClick}
+                />
             </Tooltip>
             <Tooltip content={'Download chat session'} relationship="label">
                 <Button
                     disabled={!features[FeatureKeys.BotAsDocs].enabled}
                     icon={<ArrowDownload16 />}
                     appearance="transparent"
-                    aria-label="Edit"
+                    aria-label="Download chat session"
                     onClick={onDownloadBotClick}
                 />
             </Tooltip>
@@ -64,7 +69,7 @@ export const ListItemActions: React.FC<IListItemActionsProps> = ({ chatId, chatN
                     disabled={!features[FeatureKeys.MultiUserChat].enabled}
                     icon={<Share20 />}
                     appearance="transparent"
-                    aria-label="Edit"
+                    aria-label="Share live chat code"
                     onClick={() => {
                         setIsGettingInvitationId(true);
                     }}
diff --git a/webapp/src/components/chat/persona/PromptEditor.tsx b/webapp/src/components/chat/persona/PromptEditor.tsx
index 8afbd2420..0d77a66d2 100644
--- a/webapp/src/components/chat/persona/PromptEditor.tsx
+++ b/webapp/src/components/chat/persona/PromptEditor.tsx
@@ -31,6 +31,9 @@ const useClasses = makeStyles({
         display: 'flex',
         marginLeft: 'auto',
     },
+    dialog: {
+        maxWidth: '25%',
+    },
 });
 
 // The number of rows in the textarea.
@@ -89,7 +92,7 @@ export const PromptEditor: React.FC<PromptEditorProps> = ({
                     <PopoverTrigger disableButtonEnhancement>
                         <Button icon={<Info16 />} appearance="transparent" />
                     </PopoverTrigger>
-                    <PopoverSurface>{info}</PopoverSurface>
+                    <PopoverSurface className={classes.dialog}>{info}</PopoverSurface>
                 </Popover>
             </div>
             <Textarea
diff --git a/webapp/src/components/chat/shared/EditChatName.tsx b/webapp/src/components/chat/shared/EditChatName.tsx
index d10897697..2fb82ff65 100644
--- a/webapp/src/components/chat/shared/EditChatName.tsx
+++ b/webapp/src/components/chat/shared/EditChatName.tsx
@@ -79,6 +79,7 @@ export const EditChatName: React.FC<IEditChatNameProps> = ({ name, chatId, exitE
             handleSave();
         }
     };
+
     return (
         <div
             className={classes.root}
@@ -87,8 +88,10 @@ export const EditChatName: React.FC<IEditChatNameProps> = ({ name, chatId, exitE
                 flexDirection: `${textButtons ? 'column' : 'row'}`,
                 gap: `${textButtons ? tokens.spacingVerticalS : tokens.spacingVerticalNone}`,
             }}
+            title={'Edit chat name'}
+            aria-label={`Edit chat name for "${name}"`}
         >
-            <Input value={title} onChange={onTitleChange} id={title} onKeyDown={handleKeyDown} />
+            <Input value={title} onChange={onTitleChange} id={`input-${chatId}`} onKeyDown={handleKeyDown} autoFocus />
             {textButtons && (
                 <div className={mergeClasses(classes.buttons, classes.textButtons)}>
                     <Button appearance="secondary" onClick={onClose}>
diff --git a/webapp/src/components/open-api-plugins/PluginGallery.tsx b/webapp/src/components/open-api-plugins/PluginGallery.tsx
index e7211985d..7080f45dc 100644
--- a/webapp/src/components/open-api-plugins/PluginGallery.tsx
+++ b/webapp/src/components/open-api-plugins/PluginGallery.tsx
@@ -74,6 +74,8 @@ export const PluginGallery: React.FC = () => {
                     style={{ color: 'white' }}
                     appearance="transparent"
                     icon={<AppsAddIn24 color="white" />}
+                    title="Plugins Gallery"
+                    aria-label="Plugins Gallery"
                 >
                     Plugins
                 </Button>
diff --git a/webapp/src/redux/features/app/AppState.ts b/webapp/src/redux/features/app/AppState.ts
index 1baa327ba..7598ca321 100644
--- a/webapp/src/redux/features/app/AppState.ts
+++ b/webapp/src/redux/features/app/AppState.ts
@@ -89,7 +89,6 @@ export const Features = {
         label: 'Reinforcement Learning from Human Feedback',
         description: 'Enable users to vote on model-generated responses. For demonstration purposes only.',
         // TODO: [Issue #42] Send and store feedback in backend
-        inactive: true,
     },
     [FeatureKeys.DeleteChats]: {
         enabled: false,
@@ -124,13 +123,7 @@ export const Settings = [
 ];
 
 export const initialState: AppState = {
-    alerts: [
-        {
-            message:
-                'By using Chat Copilot, you agree to protect sensitive data, not store it in chat, and allow chat history collection for service improvements. This tool is for internal use only.',
-            type: AlertType.Info,
-        },
-    ],
+    alerts: [],
     tokenUsage: {},
     features: Features,
     settings: Settings,